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878A1 — VALVE,REGULATING,TEMPERATURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

878A1: VALVE,REGULATING,TEMPERATURE.

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY FLOW CONTROL DEVICE, body_style: TEE, bulb_length: 12.000 INCHES NOMINAL IN, temp_rating: 120.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF, bulb_diameter: 1.250 INCHES NOMINAL IN, temp_adjustability: ADJUSTABLE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-640-5928, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
878A1
NSN: 4820-00-640-5928
FSC: 4820 — Valves, Nonpowered
CAGE: 73475 — SCHNEIDER ELECTRIC SYSTEMS USA INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY FLOW CONTROL DEVICE
body_styleTEE
bulb_length12.000 INCHES NOMINAL IN
temp_rating120.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF
bulb_diameter1.250 INCHES NOMINAL IN
temp_adjustabilityADJUSTABLE
thermostatic_elementLIQUID IMMERSION TYPE
capillary_tube_length96.000 INCHES NOMINAL IN
face_to_face_distance7.625 INCHES NOMINAL IN
end_connection_quantity3
first_end_connection_typePLAIN FACE FLANGE
first_end_style_designatorPLAIN
NSN4820-00-640-5928
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 878A1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FIRST END BOLT HOLE QUANTITY: 6
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: TEE
•
FACE TO FACE DISTANCE: 7.625 INCHES NOMINAL IN
•
FIRST END FLANGE OUTSIDE DIAMETER: 6.125 INCHES NOMINAL IN
•
FIRST END STYLE DESIGNATOR: PLAIN
•
BULB LENGTH: 12.000 INCHES NOMINAL IN
•
BULB DIAMETER: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END BOLT HOLE QUANTITY6
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLETEE
FACE TO FACE DISTANCE7.625 INCHES NOMINAL IN
FIRST END FLANGE OUTSIDE DIAMETER6.125 INCHES NOMINAL IN
FIRST END STYLE DESIGNATORPLAIN
BULB LENGTH12.000 INCHES NOMINAL IN
BULB DIAMETER1.250 INCHES NOMINAL IN
TEMP RATING120.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 878A1?
878A1 is a VALVE,REGULATING,TEMPERATURE.
What is the NSN for 878A1?
878A1 is cataloged in the U.S. Government catalog under NSN 4820-00-640-5928. This indicates validated use in U.S. government and defense supply chains.
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